21030856

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34141}}^1$

素因数の和:34165

約数の個数: 32

約数和(自身を含む): 49164480

約数和(自身を除く): 28133624

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34141, 68282, 136564, 238987, 273128, 375551, 477974, 751102, 955948, 1502204, 1911896, 2628857, 3004408, 5257714, 10515428, 21030856]

約数ペア:

[(1, 21030856), (2, 10515428), (4, 5257714), (7, 3004408), (8, 2628857), (11, 1911896), (14, 1502204), (22, 955948), (28, 751102), (44, 477974), (56, 375551), (77, 273128), (88, 238987), (154, 136564), (308, 68282), (616, 34141)]